164630720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 112

約数和(自身を含む): 423659808

約数和(自身を除く): 259029088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 320, 340, 424, 530, 544, 571, 680, 848, 901, 1060, 1088, 1142, 1360, 1696, 1802, 2120, 2284, 2720, 2855, 3392, 3604, 4240, 4505, 4568, 5440, 5710, 7208, 8480, 9010, 9136, 9707, 11420, 14416, 16960, 18020, 18272, 19414, 22840, 28832, 30263, 36040, 36544, 38828, 45680, 48535, 57664, 60526, 72080, 77656, 91360, 97070, 121052, 144160, 151315, 155312, 182720, 194140, 242104, 288320, 302630, 310624, 388280, 484208, 514471, 605260, 621248, 776560, 968416, 1028942, 1210520, 1553120, 1936832, 2057884, 2421040, 2572355, 3106240, 4115768, 4842080, 5144710, 8231536, 9684160, 10289420, 16463072, 20578840, 32926144, 41157680, 82315360, 164630720]

約数ペア:

[(1, 164630720), (2, 82315360), (4, 41157680), (5, 32926144), (8, 20578840), (10, 16463072), (16, 10289420), (17, 9684160), (20, 8231536), (32, 5144710), (34, 4842080), (40, 4115768), (53, 3106240), (64, 2572355), (68, 2421040), (80, 2057884), (85, 1936832), (106, 1553120), (136, 1210520), (160, 1028942), (170, 968416), (212, 776560), (265, 621248), (272, 605260), (320, 514471), (340, 484208), (424, 388280), (530, 310624), (544, 302630), (571, 288320), (680, 242104), (848, 194140), (901, 182720), (1060, 155312), (1088, 151315), (1142, 144160), (1360, 121052), (1696, 97070), (1802, 91360), (2120, 77656), (2284, 72080), (2720, 60526), (2855, 57664), (3392, 48535), (3604, 45680), (4240, 38828), (4505, 36544), (4568, 36040), (5440, 30263), (5710, 28832), (7208, 22840), (8480, 19414), (9010, 18272), (9136, 18020), (9707, 16960), (11420, 14416)]